<template>
	<view v-if="goods_info.goods_name" class="goods-detail-container">
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000">
			<swiper-item v-for="(item,i) in goods_info.pics" :key="i">
				<image :src="item.pics_big" @click="preview(i)"></image>
			</swiper-item>
		</swiper>
		<view class="goods-info-box">
			<view class="price">
				¥{{goods_info.goods_price}}
			</view>
			<view class="goods-info-body">
				<view class="goods-name">
					{{goods_info.goods_name}}
				</view>
				<view class="favi">
					<uni-icons type="star" color="gray" size="18"></uni-icons>
					<text>收藏</text>
				</view>
			</view>
			<view class="yf">
				快递：免运费
			</view>
		</view>
		<rich-text :nodes="goods_info.goods_introduce"></rich-text>
		<!-- 底部购物车部分 -->
		<view class="goods_nav">
			<!-- click 左侧按钮的点击事件，buttonClick 右侧按钮的点击事件 -->
			<uni-goods-nav :fill="true" :options="options" :button-group="buttonGroup" @click="onClick"
				@buttonClick="buttonClick" />
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				// 商品信息
				goods_info: {},
				// 底部购物车信息
				options: [{
					icon: 'shop',
					text: '店铺',
				}, {
					icon: 'cart',
					text: '购物车',
				}],
				buttonGroup: [{
						text: '加入购物车',
						backgroundColor: '#ff0000',
						color: '#fff'
					},
					{
						text: '立即购买',
						backgroundColor: '#ffa200',
						color: '#fff'
					}
				]
			};
		},
		onLoad(options) {
			// 提取商品id
			const goods_id = options.goods_id
			this.getGoodsDetail(goods_id)
		},
		methods: {
			// 获取商品信息
			async getGoodsDetail(id) {
				let {
					data: res
				} = await uni.$http.get('/api/public/v1/goods/detail', {
					goods_id: id
				})
				if (res.meta.status == 200) {
					// 处理商品详情信息，商品详情里的图片间隔有空白,ios不显示.webp格式的图片
					res.message.goods_introduce = res.message.goods_introduce.replace(/<img /g,
						'<img style="display:block" ').replace(/webp/g, 'jpg')
					this.goods_info = res.message
					console.log(this.goods_info)
				} else return uni.$showMsg()
			},
			// 点击轮播图图片预览
			preview(i) {
				uni.previewImage({
					current: i,
					// map返回一个包含所有大图片链接的新数组
					urls: this.goods_info.pics.map(item => item.pics_big)
				})
			},

			onClick(e) {
				console.log(e)
				if(e.content.text=="购物车"){
					uni.switchTab({
						url:'/pages/cart/cart'
					})
				}
			},
			buttonClick(e) {
				console.log(e)
			}
		}
	}
</script>

<style lang="scss">
	.goods-detail-container {
		padding-bottom:100rpx ;
		swiper {
			height: 750rpx;

			image {
				width: 100%;
				height: 100%;
			}
		}

		.goods-info-box {
			padding: 20rpx 0 20rpx 20rpx;

			.price {
				color: #f00000;
				font-size: 18px;
				margin: 20rpx 0;
			}

			.goods-info-body {
				display: flex;
				justify-content: space-between;
				font-size: 13px;

				.goods-name {
					width: 80%;
					border-right: 1px solid #efefef;
					margin-right: 20rpx;
				}

				.favi {
					display: flex;
					flex-direction: column;
					width: 20%;
					text-align: center;
					color: gray;
				}
			}

			.yf {
				font-size: 12px;
				color: gray;
				margin: 20rpx 0;
			}
		}

		.goods_nav {
			position: fixed;
			bottom: 0;
			left: 0;
			width: 100%;
			height:100rpx;
		}
	}
</style>
